diff options
Diffstat (limited to 'packages/i2c-tools')
| -rw-r--r-- | packages/i2c-tools/picodlp-control/picodlp-control.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/packages/i2c-tools/picodlp-control/picodlp-control.c b/packages/i2c-tools/picodlp-control/picodlp-control.c index 309b811bcc..632ca83f96 100644 --- a/packages/i2c-tools/picodlp-control/picodlp-control.c +++ b/packages/i2c-tools/picodlp-control/picodlp-control.c @@ -29,7 +29,7 @@ #include "i2c-dev.h" -#define ADDRESS 0x1a +#define ADDRESS 0x1b int main(int argc, char **argv) { @@ -58,23 +58,38 @@ int main(int argc, char **argv) uint16_t hflip; /* The horizontal flip bit */ uint16_t vflip; /* The vertical flip bit */ + uint16_t hflip_temp; /* The horizontal flip bit */ + uint16_t vflip_temp; /* The vertical flip bit */ + + /* Read the status bits for horizontal and vertical vlip */ fprintf(stdout, "Getting flip bits \n"); hflip = i2c_smbus_read_word_data(fd, 0x08); vflip = i2c_smbus_read_word_data(fd, 0x09); + /* Output the values to stdout */ + fprintf(stdout, "hflip: %d - vflip: %d\n", hflip, vflip); + /* set flip bits to 0 */ fprintf(stdout, "Setting flip bits to zero\n"); i2c_smbus_write_word_data(fd, 0x08, 0); i2c_smbus_write_word_data(fd, 0x09, 0); + + hflip_temp = i2c_smbus_read_word_data(fd, 0x08); + vflip_temp = i2c_smbus_read_word_data(fd, 0x09); + fprintf(stdout, "hflip: %d - vflip: %d\n", hflip_temp, vflip_temp); sleep(2); /* set flip bits to 1 */ - fprintf(stdout, "Getting flip bits to one\n"); + fprintf(stdout, "Setting flip bits to one\n"); i2c_smbus_write_word_data(fd, 0x08, 1); i2c_smbus_write_word_data(fd, 0x09, 1); + hflip_temp = i2c_smbus_read_word_data(fd, 0x08); + vflip_temp = i2c_smbus_read_word_data(fd, 0x09); + fprintf(stdout, "hflip: %d - vflip: %d\n", hflip_temp, vflip_temp); + sleep(2); /* restore values */ @@ -82,6 +97,10 @@ int main(int argc, char **argv) i2c_smbus_write_word_data(fd, 0x08, hflip); i2c_smbus_write_word_data(fd, 0x09, vflip); + /* Read the status bits for horizontal and vertical vlip */ + hflip = i2c_smbus_read_word_data(fd, 0x08); + vflip = i2c_smbus_read_word_data(fd, 0x09); + /* Output the values to stdout */ fprintf(stdout, "hflip: %d - vflip: %d\n", hflip, vflip); |